Using Management Reporter to connect to the TWO demo company for Dynamics GP 2010 and to install sample Dynamics GP reports
Here is a link to a recently published video on how to connect Management Reporter for Dynamics GP to the Demo Company. The video is based off of a How To document on CustomerSource that is available here.
In the video they discuss prerequisites before configuring a company, how to setup the company, and how to import the demo reports.
You can watch this video here.